Home / 505,823.04-758,158.56-168,784.56

Finding the Fourth Proportional to 505,823.04, 758,158.56 and 168,784.56

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Solution

The fourth proportional to 505,823.04, 758,158.56 and 168,784.56 is: 252,984.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,823.04 : 758,158.56 = 168,784.56 : x
  2. Step 2: Convert to fraction form
    505,823.04/758,158.56 = 168,784.56/x
  3. Step 3: Cross multiply
    505,823.04x = 758,158.56 × 168,784.56
  4. Step 4: Simplify right side
    505,823.04x = 127,965,458,959.83
  5. Step 5: Solve for x
    x = 127,965,458,959.83/505,823.04
  6. Step 6: Final answer
    x = 252,984.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.